A home energy expert, from not-for-profit energy group Ebico, replies: Ducted air systems operate using a simple method of drawing cold air over a flame to heat the air. They were most notably used in ...

Cameron Chisholm does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

During Melbourne’s recent spell of hot weather, my air conditioner got a workout after a long hiatus. Technically it’s a split system that also could have been used during winter, but like many ...